The Pool Filter Cartridge Cleaner Brush is a multifunctional tool that quickly and effectively cleans dirt and debris from your pool or hot tub filter. By extending the life of your filter and equipment, it helps maintain clean water flow and reduces the frequency of filter replacements. This portable cleaning brush is designed for convenience and ease of use. It fits standard garden hoses and can be connected to water lines. With an adjustable water flow knob, it is compatible with most standard hot tub, spa, and pool filters (filters not included). The brush features an ergonomic handle for a comfortable grip. Its 10 fan nozzles open at the same time, allowing for the cleaning of 10 pleats without splashing. This efficient design quickly removes debris and dirt from the filter in seconds. The brush head is detachable for easy cleaning. Made of high-quality PVC, this swimming pool brush is environmentally friendly and durable. It is wear-resistant and ensures a long service life. The mini structure of the brush makes it compact and lightweight, measuring only 22 x 8 x 3 cm and weighing 160 g. This makes it easy to carry and does not take up much space. Key Features: Multifunctional tool for cleaning pool or hot tub filters Adjustable water flow knob for compatibility with most filters Ergonomic handle for easy grip 10 fan nozzles for efficient cleaning of 10 pleats Made of high-quality PVC for durability Compact and lightweight design Environmentally friendly Easy to clean